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USGS Daily Statistics for Colorado

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The statistics generated from this site are based on approved daily-mean data and may not match those published by the USGS in official publications. The user is responsible for assessment and use of statistics from this site. For more details on why the statistics may not match, click here.

USGS 07091200 ARKANSAS RIVER NEAR NATHROP, CO


Chaffee County, Colorado
Hydrologic Unit Code 11020001
Latitude  38°39'08", Longitude 106°03'02" NAD27
Drainage area 1,055  square miles
Gage datum 7,350 feet above NGVD29
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00060, Discharge, cubic feet per second,
Day of
month
Mean of daily mean values for each day for water year of record in, ft3/s   (Calculation Period 1964-10-01 -> 2020-09-30)

Calculation period restricted by USGS staff due to special conditions at/near site
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1 235 243 247 283 490 1,620 1,750 977 525 353 311 269
2 237 239 242 283 498 1,680 1,710 939 517 343 309 270
3 236 239 242 280 524 1,740 1,670 908 474 336 306 272
4 241 242 239 278 549 1,780 1,630 896 484 331 308 264
5 239 240 236 283 585 1,870 1,580 884 470 328 316 263
6 240 240 234 289 616 1,960 1,540 873 456 326 315 261
7 239 240 235 297 651 1,980 1,500 871 448 329 314 257
8 236 240 238 305 676 1,980 1,460 857 441 328 319 255
9 242 245 238 314 675 1,980 1,440 848 432 322 320 250
10 244 247 238 317 695 2,010 1,410 845 419 319 319 252
11 243 246 253 322 696 2,020 1,380 849 413 321 322 249
12 238 252 252 325 715 2,040 1,390 834 408 324 324 247
13 238 250 251 314 740 2,030 1,410 820 412 320 327 247
14 245 248 252 330 765 2,040 1,340 815 402 314 323 250
15 251 249 256 336 787 2,040 1,310 804 391 318 309 248
16 251 244 260 339 848 2,060 1,250 766 386 325 302 249
17 250 244 273 342 927 2,050 1,210 734 380 330 301 246
18 248 242 276 342 986 2,110 1,180 696 380 328 306 249
19 247 242 275 348 1,050 2,100 1,170 669 374 324 299 247
20 247 243 273 352 1,120 2,100 1,150 632 376 324 297 246
21 247 241 276 358 1,160 2,110 1,110 621 372 320 299 247
22 244 240 275 373 1,230 2,090 1,090 624 371 318 295 245
23 241 244 273 381 1,310 2,090 1,060 613 372 318 297 248
24 239 249 260 391 1,350 2,040 1,040 606 367 318 296 250
25 245 247 261 404 1,370 1,990 1,020 595 362 319 300 246
26 242 244 264 424 1,390 1,950 1,010 563 355 319 299 245
27 240 243 268 438 1,390 1,930 988 554 351 318 293 242
28 240 247 272 447 1,440 1,880 981 552 347 313 285 242
29 243 266 266 468 1,500 1,820 966 536 344 311 280 236
30 242   269 479 1,550 1,780 965 530 338 306 273 237
31 241   269   1,580   974 543   304   236